Ability to Reference Powery Query M Functions in Dataflows

In Dataflows you can create custom functions as documented here:

Using custom functions in Power Query - Power Query | Microsoft Learn

In this you can call this function within the scope of the dataflow. 

I would like to have a way where instead of having to import the same function over and over again in each dataflow.

You can store the Function elsewhere and be able to refrence that single function. Similar to how you can have custom functions in notebooks and refrence them:

simialr to this but within the scope of power query M

Overview - Fabric User data functions (preview) - Microsoft Fabric | Microsoft Learn